DE2321722C3 - Verfahren zum Behandeln von Abwasser, das biologisch abbaubare kohlenstoffhaltige und stickstoffhaltige Verunreinigungen enthält - Google Patents
Verfahren zum Behandeln von Abwasser, das biologisch abbaubare kohlenstoffhaltige und stickstoffhaltige Verunreinigungen enthältInfo
- Publication number
- DE2321722C3 DE2321722C3 DE2321722A DE2321722A DE2321722C3 DE 2321722 C3 DE2321722 C3 DE 2321722C3 DE 2321722 A DE2321722 A DE 2321722A DE 2321722 A DE2321722 A DE 2321722A DE 2321722 C3 DE2321722 C3 DE 2321722C3
- Authority
- DE
- Germany
- Prior art keywords
- zone
- liquid
- bod
- sludge
- gassing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 title claims description 61
- 238000000034 method Methods 0.000 title claims description 50
- 239000002351 wastewater Substances 0.000 title claims description 12
- 239000000356 contaminant Substances 0.000 title 1
- 235000015097 nutrients Nutrition 0.000 claims description 130
- 239000007788 liquid Substances 0.000 claims description 111
- 239000007787 solid Substances 0.000 claims description 84
- 244000005700 microbiome Species 0.000 claims description 83
- 239000010802 sludge Substances 0.000 claims description 82
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 62
- 239000001301 oxygen Substances 0.000 claims description 62
- 229910052760 oxygen Inorganic materials 0.000 claims description 62
- 239000007789 gas Substances 0.000 claims description 54
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 39
- 229910052799 carbon Inorganic materials 0.000 claims description 39
- 238000003958 fumigation Methods 0.000 claims description 35
- 238000005273 aeration Methods 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 239000000126 substance Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 239000007795 chemical reaction product Substances 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 20
- 239000002028 Biomass Substances 0.000 description 18
- 239000000463 material Substances 0.000 description 16
- 229910052757 nitrogen Inorganic materials 0.000 description 10
- 239000000203 mixture Substances 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 230000001546 nitrifying effect Effects 0.000 description 6
- 230000002829 reductive effect Effects 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000002354 daily effect Effects 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 238000005352 clarification Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004941 influx Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000003134 recirculating effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000855 fermentation Methods 0.000 description 2
- 230000004151 fermentation Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000009938 salting Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/903—Nitrogenous
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Activated Sludge Processes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24915972A | 1972-05-01 | 1972-05-01 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2321722A1 DE2321722A1 (de) | 1973-11-15 |
| DE2321722B2 DE2321722B2 (de) | 1977-06-08 |
| DE2321722C3 true DE2321722C3 (de) | 1979-08-09 |
Family
ID=22942282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2321722A Expired DE2321722C3 (de) | 1972-05-01 | 1973-04-28 | Verfahren zum Behandeln von Abwasser, das biologisch abbaubare kohlenstoffhaltige und stickstoffhaltige Verunreinigungen enthält |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3764523A (enrdf_load_stackoverflow) |
| JP (1) | JPS6012118B2 (enrdf_load_stackoverflow) |
| AU (1) | AU473897B2 (enrdf_load_stackoverflow) |
| CA (1) | CA989983A (enrdf_load_stackoverflow) |
| DE (1) | DE2321722C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2183103B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1420421A (enrdf_load_stackoverflow) |
| IT (1) | IT980394B (enrdf_load_stackoverflow) |
| ZA (2) | ZA732914B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2834130A1 (de) * | 1977-08-03 | 1979-02-15 | Romo N P | Verfahren zur biologischen reinigung von wasser mit einem ueberstroemen einer fluessigkeit zwischen getrennten aktivierungskammern und vorrichtung zur durchfuehrung des verfahrens |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3960717A (en) * | 1972-01-20 | 1976-06-01 | Air Products And Chemicals, Inc. | Process for treating waste water |
| US3964998A (en) * | 1972-08-04 | 1976-06-22 | The South African Inventions Development Corporation | Improvements in and relating to waste water treatment |
| US3930998A (en) * | 1974-09-18 | 1976-01-06 | Sterling Drug Inc. | Wastewater treatment |
| US4202763A (en) * | 1975-02-07 | 1980-05-13 | Hitachi, Ltd. | High-efficient activated sludge method |
| US3994802A (en) * | 1975-04-16 | 1976-11-30 | Air Products And Chemicals, Inc. | Removal of BOD and nitrogenous pollutants from wastewaters |
| US4162153A (en) * | 1976-04-12 | 1979-07-24 | Air Products And Chemicals, Inc. | High nitrogen and phosphorous content biomass produced by treatment of a BOD-containing material |
| US4056465A (en) * | 1976-04-12 | 1977-11-01 | Air Products And Chemicals, Inc. | Production of non-bulking activated sludge |
| USRE32429E (en) * | 1976-04-12 | 1987-06-02 | Air Products And Chemicals, Inc. | Production of non-bulking activated sludge |
| US4160723A (en) * | 1976-05-10 | 1979-07-10 | Kovacs Andrew J | Method and apparatus for removal of pollutants from waste water |
| JPS5325060A (en) * | 1976-08-18 | 1978-03-08 | Morinaga Eng Kk | Treating method of organic waste water |
| US4132637A (en) * | 1976-09-02 | 1979-01-02 | Fmc Corporation | Ozone disinfection in waste water treatment with recycling of ozonation off gas |
| DE2640875C3 (de) * | 1976-09-10 | 1983-01-20 | Machinefabriek W. Hubert & Co. B.V., Sneek | Zweistufiges Belebtschlammverfahren zur Reinigung von Abwasser |
| NL7706189A (nl) * | 1977-06-06 | 1978-12-08 | Stamicarbon | Werkwijze voor nitrificeren van afvalwater. |
| AU523598B2 (en) * | 1977-11-04 | 1982-08-05 | John Hager Reid | Aeration ditch |
| US4173531A (en) * | 1977-11-23 | 1979-11-06 | Union Carbide Corporation | Nitrification-denitrification of wastewater |
| DE2803759C3 (de) * | 1978-01-28 | 1983-01-13 | Böhnke, Botho, Prof. Dr.-Ing. | Zweistufige Anlage für die Aufbereitung von Abwasser nach dem Belebtschlammverfahren |
| JPS54108461A (en) * | 1978-02-15 | 1979-08-25 | Mitsui Miike Mach Co Ltd | Method of denitrifying high concentration nitrogen contained waste water |
| DE2904335A1 (de) * | 1979-02-06 | 1980-11-20 | Bayer Ag | Verfahren zur reinigung von abwasser mit einem hohen gehalt an stickstoffverbindungen |
| DE3032882A1 (de) * | 1980-09-01 | 1982-04-15 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur biologischen reinigung von abwasser |
| DE3131989A1 (de) * | 1981-08-13 | 1983-02-24 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur biologischen reinigung von abwasser |
| DE3317371C1 (de) * | 1983-05-13 | 1984-10-31 | Böhnke, Botho, Prof. Dr.-Ing., 5100 Aachen | Verfahren zur Reinigung von Abwasser in Anlagen mit Adsorptionsstufe |
| US4693827A (en) * | 1986-03-20 | 1987-09-15 | Zimpro Inc. | Process for protection of biological nitrification systems |
| US4961854A (en) * | 1988-06-30 | 1990-10-09 | Envirex Inc. | Activated sludge wastewater treatment process |
| US4975197A (en) * | 1989-05-03 | 1990-12-04 | Envirex Inc. | Orbal wastewater treatment process |
| KR960013338B1 (ko) * | 1991-07-12 | 1996-10-04 | 타쯔오 시미즈 | 폐수처리방법 및 폐수처리장치 |
| DE4236791C1 (de) * | 1992-10-30 | 1994-04-07 | Nordenskjoeld Reinhart Von | Verfahren und Vorrichtung zum Reinigen von Abwasser |
| MXPA01000852A (es) | 1998-07-24 | 2004-04-21 | Paques Bio Syst Bv | Proceso para el tratamiento de aguas residuales que contienen amoniaco. |
| AU5071199A (en) * | 1998-07-24 | 2000-02-14 | Dhv Water Bv | Process for the treatment of waste water containing specific components, e.g. ammonia |
| US6485645B1 (en) | 1999-07-20 | 2002-11-26 | Zenon Environmental Inc | Biological process for removing phosphorus involving a membrane filter |
| AU6144600A (en) * | 1999-07-20 | 2001-02-05 | Zenon Environmental Inc. | Biological process for removing phosphorus involving a membrane filter |
| US6592762B2 (en) | 2001-08-29 | 2003-07-15 | United States Filter Corporation | Process for treating BOD-containing wastewater |
| PL367290A1 (en) * | 2001-09-03 | 2005-02-21 | Kongsted Maskinfabrik 2003 Aps | A method of biologically purifying waste water and a plant preferably a mini purification plant to be used by the method |
| US6706185B2 (en) | 2002-05-22 | 2004-03-16 | Kurita Water Industries Ltd. | Biological method of phosphorus removal and biological phosphorus-removing apparatus |
| AU2004272171B2 (en) * | 2003-09-15 | 2010-01-14 | Biokube International A/S | A method and a plant for waste water treatment |
| KR101162474B1 (ko) * | 2004-02-02 | 2012-07-03 | 쿠리타 고교 가부시키가이샤 | 유기성 배수의 생물 처리 방법 및 장치 |
| DE102005044255A1 (de) * | 2005-09-21 | 2007-04-05 | Abwasserbeseitigungsbetrieb Der Stadt Pirmasens | Verfahrenskonzept für eine fracht- und nährstoffoptimierte Kläranlage |
| US8246829B2 (en) * | 2007-05-10 | 2012-08-21 | O'regan Jr Patrick T | Systems and methods for water treatment and remediation |
| AU2009320033A1 (en) * | 2008-11-02 | 2010-06-03 | Nobska Technologies, Inc | Water treatment systems with communications network links and methods |
| US8287734B2 (en) * | 2009-02-27 | 2012-10-16 | Bion Technologies, Inc. | Method for treating nitrogen in waste streams |
| JP4995215B2 (ja) * | 2009-03-23 | 2012-08-08 | 前澤工業株式会社 | 汚水処理設備 |
| US20140076809A1 (en) * | 2012-09-19 | 2014-03-20 | Korea Institute Of Science And Technology | Apparatus for recovery of magnetic nanoparticles and apparatus and method for forward osmosis membrane filtration using the same |
| PL2792646T3 (pl) * | 2013-04-16 | 2015-11-30 | Demon Gmbh | Sposób i urządzenie do oczyszczania ścieków zawierających amon |
| AP2015008957A0 (en) * | 2013-06-27 | 2015-12-31 | Sasol Tech Pty Ltd | Production of biomass for use in the treatment of fischer-tropsch reaction water |
| CA3135716C (en) * | 2014-03-08 | 2023-03-21 | Triplepoint Environmental LLC | Lagoon biological treatment method and system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1149511A (en) * | 1965-06-17 | 1969-04-23 | Carves Simon Ltd | Improvements in or relating to sewage treatment |
| US3401113A (en) * | 1966-07-11 | 1968-09-10 | Petro Tex Chem Corp | Waste treatment process |
| US3547812A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | High oxygen utilization in bod-containing water treatment |
| US3654147A (en) * | 1971-03-16 | 1972-04-04 | Biospherics Inc | Nitrate removal from sewage |
-
1972
- 1972-05-01 US US3764523D patent/US3764523A/en not_active Expired - Lifetime
-
1973
- 1973-04-09 CA CA168,270A patent/CA989983A/en not_active Expired
- 1973-04-27 FR FR7315552A patent/FR2183103B1/fr not_active Expired
- 1973-04-28 DE DE2321722A patent/DE2321722C3/de not_active Expired
- 1973-04-30 ZA ZA732914A patent/ZA732914B/xx unknown
- 1973-04-30 IT IT4973573A patent/IT980394B/it active
- 1973-04-30 AU AU54964/73A patent/AU473897B2/en not_active Expired
- 1973-04-30 GB GB2035573A patent/GB1420421A/en not_active Expired
- 1973-04-30 ZA ZA732913A patent/ZA732913B/xx unknown
- 1973-05-01 JP JP48047694A patent/JPS6012118B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2834130A1 (de) * | 1977-08-03 | 1979-02-15 | Romo N P | Verfahren zur biologischen reinigung von wasser mit einem ueberstroemen einer fluessigkeit zwischen getrennten aktivierungskammern und vorrichtung zur durchfuehrung des verfahrens |
Also Published As
| Publication number | Publication date |
|---|---|
| IT980394B (it) | 1974-09-30 |
| ZA732913B (en) | 1974-04-24 |
| US3764523A (en) | 1973-10-09 |
| FR2183103A1 (enrdf_load_stackoverflow) | 1973-12-14 |
| CA989983A (en) | 1976-05-25 |
| AU5496473A (en) | 1974-10-31 |
| DE2321722B2 (de) | 1977-06-08 |
| GB1420421A (en) | 1976-01-07 |
| JPS6012118B2 (ja) | 1985-03-29 |
| DE2321722A1 (de) | 1973-11-15 |
| FR2183103B1 (enrdf_load_stackoverflow) | 1975-12-26 |
| AU473897B2 (en) | 1976-07-08 |
| ZA732914B (en) | 1974-04-24 |
| JPS4942148A (enrdf_load_stackoverflow) | 1974-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2321722C3 (de) | Verfahren zum Behandeln von Abwasser, das biologisch abbaubare kohlenstoffhaltige und stickstoffhaltige Verunreinigungen enthält | |
| DE2715256C2 (enrdf_load_stackoverflow) | ||
| DE69221993T2 (de) | Verfahren für Abwasserbehandlung | |
| DE68904598T2 (de) | Abwasserbehandlungsverfahren. | |
| DE69202985T2 (de) | Verfahren und system fuer biologische beseitigung von stickstoff aus abwaessern. | |
| DE2032535C3 (de) | Verfahren zum Behandeln von Abwasser | |
| DE69616216T2 (de) | Verfahren und Anlage für die biologische Entfernung von Stickstoff | |
| EP0233466B1 (de) | Verfahren zur biologischen Abwasserreinigung | |
| DE2032528A1 (de) | Verfahren und Vorrichtung zum Behandeln von Abwasser | |
| CH621752A5 (enrdf_load_stackoverflow) | ||
| DE2528800B2 (de) | Verfahren zum beseitigen von bsb aus abwasser | |
| DE2032440B2 (de) | Verfahren zum behandeln von abwasser | |
| DE69703984T2 (de) | Prozess zur entfernung von organischen komponenten aus abwasser und zur denitrifikation mit hilfe von sauerstoff | |
| DE2454426A1 (de) | Verfahren zur behandlung roher abwaesser und anlage zur durchfuehrung des verfahrens | |
| DE2321725C3 (de) | Verfahren zum Behandeln von Abwasser | |
| EP0019203B1 (de) | Verfahren und Vorrichtung zur Nitrifikation und Denitrifikation von Abwässern | |
| DE3241348C2 (enrdf_load_stackoverflow) | ||
| DE2339557A1 (de) | Verfahren und vorrichtung zum entfernen von stickstoff aus stickstoffhaltige verbindungen enthaltenden organischen abwaessern | |
| DE2365749C3 (de) | Verfahren zum Behandeln von Abwasser | |
| DE2518570C3 (de) | Verfahren zur biologischen Reinigung von Abwasser | |
| DE2118486A1 (de) | Verfahren zum Reinigen von Wasser, das organische Stoffe enthält | |
| DE2133563C3 (de) | Verfahren und Vorrichtung zur Sauerstoff anreicherung und Ozonisierung von BSB-haltigem Abwasser | |
| DE2827474C2 (de) | Biomasse mit hohem Stickstoff- und Phosphorgehalt | |
| DE2924449A1 (de) | Verfahren zum reinigen von abwasser im belebtschlammverfahren | |
| DE60111939T2 (de) | Verfahren zur biologischen reinigung von abwasser |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: LINDE AG, 6200 WIESBADEN, DE |
|
| 8339 | Ceased/non-payment of the annual fee |